Summary Stage 2018: CNS Other
Summary Stage 2018
Notes
**CNS Other**
C701, C709, C720-C721, C728-C729: 8000-8700, 8720-8790, 8802, 8810, 8815, 8850, 8890, 8900, 9064, 9070-9071, 9080, 9084-9085, 9100-9105, 9120, 9133, 9140, 9180, 9220, 9362, 9364, 9380-9540, 9680, 9699, 9702-9715, 9751-9759
C722, C724-C725: 8000-8700, 8720-8790, 8900, 9064, 9070-9071, 9080, 9084-9085, 9100, 9120, 9140, 9220, 9362, 9380-9539, 9680, 9699, 9702-9715, 9751-9759
C723: 8000-8700, 8720-8790, 9064, 9070, 9080, 9084-9085, 9100, 9140, 9180, 9362, 9380-9420, 9423-9472, 9474-9493, 9501-9521, 9523, 9531-9539, 9680, 9699, 9702-9715, 9751-9759
C701, C709, C720-C725, C728, C729
C701 Spinal meninges
C709 Meninges, NOS
C720 Spinal cord
C721 Cauda equina
C722 Olfactory nerve
C723 Optic nerve
C724 Acoustic nerve
C725 Cranial nerve, NOS
C728 Overlapping lesion of brain and central nervous system
C729 Nervous system, NOS
**Note 1:** The following sources were used in the development of this chapter
* SEER Extent of Disease 1988: Codes and Coding Instructions (3rd Edition, 1998) (https://seer.cancer.gov/archive/manuals/EOD10Dig.3rd.pdf)
* SEER Summary Staging Manual-2000: Codes and Coding Instructions (https://seer.cancer.gov/tools/ssm/ssm2000/)
* Collaborative Stage Data Collection System, version 02.05: https://cancerstaging.org/cstage/Pages/default.aspx
* Chapter 72 *Brain and Spinal Cord*, in the AJCC Cancer Staging Manual, Eighth Edition (2017) published by Springer International Publishing. Used with permission of the American College of Surgeons, Chicago, Illinois.
**Note 2:** See the following chapters for the listed histologies
* C701, C709, C720-C721, C728-C729 (8710-8714, 8800-8801, 8803-8806, 8811-8814, 8816-8842, 8851-8881, 8891-8898, 8901-8905, 8910-8934, 8940-8992, 9000-9016, 9020, 9030-9063, 9065, 9072-9073, 9081-9083, 9086-9091, 9110-9111, 9121-9132, 9135-9138, 9141-9175, 9181-9213, 9221-9361, 9363, 9368-9373, 9541-9582): *Soft Tissue*
* C722, C724-C725 (8710-8714, 8800-8806, 8810-8898, 8901-8934, 8940-9063, 9065, 9072-9073, 9081-9083, 9086-9091, 9101-9110, 9121-9138, 9141-9213, 9221-9361, 9363-9373, 9540-9582): *Soft Tissue*
* C723 (8710-8714, 8800-8921, 8932-8934, 8940-8990, 9000-9016, 9030-9063, 9065, 9071-9073, 9081-9083, 9086-9091, 9101-9138, 9141-9175, 9181-9230, 9240-9361, 9363-9373, 9421, 9473, 9500, 9522, 9530, 9540-9582): *Orbital Sarcoma*
* C723 (8930-8931, 8991-8992, 9020, 9231): *Soft Tissue*
* 8935-8936: *GIST*
* 9700-9701: *Mycosis Fungoides*
**Note 3:** Summary Stage is the only applicable staging system for this site/histology/schema.
**Note 4:** Assign code 8 for benign or borderline tumors.
**Note 5:** Codes 0, 3, and 4 are not applicable for this chapter.
(1) Fritz AG, Ries LAG (eds). **SEER Extent of Disease 1988: Codes and Coding Instructions (3rd Edition, 1998)**, National Cancer Institute, NIH Pub. No. 98-2313, Bethesda, MD, 1998
(2) Young JL Jr, Roffers SD, Ries LAG, Fritz AG, Hurlbut AA (eds.). **SEER Summary Staging Manual-2000: Codes and Coding Instructions**, National Cancer Institute, NIH Pub. No. 01-4969, Bethesda, MD, 2001.
(3) Collaborative Stage Work Group of the American Joint Committee on Cancer. **Collaborative Stage Data Collection System User Documentation and Coding Instructions, version 02.05.** American Joint Committee on Cancer (Chicago, IL)
(4) Laws, E.R., Curran, W.J., et al. **Brain and Spinal Cord**. In: Amin, M.B., Edge, S.B., Greene, F.L., et al. (Eds.) AJCC Cancer Staging Manual. 8th Ed. New York: Springer; 2017